Description
If you’re serious about maximizing acceleration and minimizing rotating mass, a lightweight rear sprocket is one of the highest-ROI upgrades you can make. The DRIVEN RACING 40-tooth sprocket delivers a measurable reduction in inertia without compromising durability, allowing your bike to respond faster and carry momentum through corners. Built with proprietary EST Technology and precision CNC machining, this sprocket performs hard day after day without the weight penalty of conventional steel alternatives.
- Material: High-grade steel
- Teeth: 40-tooth configuration
- Chain Size: 520 pitch
- Weight: Significantly reduced
- Technology: Proprietary EST Design
- Surface Finish: Black zinc semi-gloss
- Construction: Lightened core design
- Installation: Bolt-on replacement
- Application: Street and track






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